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Power Management (PMIC)

Power Management Pmic covers the ICs that turn a raw rail into something a board can actually use: buck and boost converters, LDO regulators, battery chargers, load switches, supervisors, hot-swap controllers, gate drivers, and multi-rail PMICs for processors. They show up in phones and routers, but also in PLCs, motor drives, servers, patient monitors, meters, and vehicle modules where the supply has to behave through load dumps, brownouts, and long idle periods. When buyers source this category, the part number is only the start. They check input range, output current with real thermal margin, quiescent current, efficiency at light load, switching frequency for EMI, feedback tolerance, package and exposed pad, pin-compatible alternates, temperature grade, and whether the reel is original factory packaging. A common trade-off is price versus risk: a broker lot can save money on paper, but mixed date codes or missing traceability can stop a line during audit, while an authorized or well-documented channel may cost more and still be the cheaper decision. Lead time matters too. Automotive and industrial grades often carry allocation or longer NCNR terms, so a commercial-temp substitute is tempting until qualification, reliability data, and end-customer approval enter the discussion. For multi-rail parts, read the sequencing, NVM defaults, and errata before committing, because a PMIC that boots a demo board can still misbehave with your SoC and firmware. You can check current stock and request a quote at icxing.com.

Frequently Asked Questions

How do I lower counterfeit risk when buying Power Management Pmic parts?

Ask for traceability to the original manufacturer or authorized channel, plus photos of labels, reels, and date codes before payment. For high-value runs, require X-ray or decapsulation support and a written counterfeit avoidance process. If the seller cannot explain lot history, treat the price as a warning sign.

What should I confirm before substituting a different package or grade?

Match the footprint, pinout, thermal pad size, and height, then confirm temperature grade and moisture sensitivity level. A QFN with the same pin count can still have a different pad pitch, and automotive grade usually changes qualification paperwork rather than basic electrical limits.

Why do PMIC quotes vary so much on lead time and price?

Multi-rail PMICs are often built to order and can be tied to allocation, EOL transitions, or a specific processor design win. Tolerance, temperature range, and reel quantity also move price, so compare the exact suffix, date code window, and NCNR terms instead of the headline number.

Image Part Manufacturer Description Stock Action
MC13892CJVL Freescale Semiconductor
POWER MANAGEMENT...
5,590
In-stock
Inquiry
MC13892DJVL Freescale Semiconductor
POWER MANAGEMENT...
4,170
In-stock
Inquiry
MWCT1000CFM Freescale Semiconductor
5W, SINGLE-COIL, 5V...
3,030
In-stock
Inquiry
MWCT1101CLH Freescale Semiconductor
5W, SINGLE-COIL, 5V...
2,650
In-stock
Inquiry
MC34903CP5EK Freescale Semiconductor
SYSTEM BASIS CHI...
4,360
In-stock
Inquiry
MC33664ATL1EG Freescale Semiconductor
ISOLATED NETWORK...
4,020
In-stock
Inquiry
MC34PF4210A0ES Freescale Semiconductor
POWER SUPPLY SUP...
7,970
In-stock
Inquiry
MCZ34670EGR2 Freescale Semiconductor
0.7A, 480KHZ PDSO20
1,820
In-stock
Inquiry
MCZ34670EG Freescale Semiconductor
SWITCHING REG, PO...
6,310
In-stock
Inquiry
MC33997DW Freescale Semiconductor
7A, 750KHZ PDSO24
4,190
In-stock
Inquiry
MC33997DWR2 Freescale Semiconductor
7A, 750KHZ PDSO24
6,140
In-stock
Inquiry
MC34713EP Freescale Semiconductor
SWITCH-MODE POWE...
4,890
In-stock
Inquiry
MMPF0100F1EP Freescale Semiconductor
POWER SUPPLY CIR...
4,730
In-stock
Inquiry
MMPF0100F2EP Freescale Semiconductor
POWER SUPPLY CIR...
7,660
In-stock
Inquiry
MMPF0100NPZES Freescale Semiconductor
POWER SUPPLY CIR...
2,360
In-stock
Inquiry
MC34716EPR2 Freescale Semiconductor
DUAL SWITCHING C...
3,290
In-stock
Inquiry
MC33908LAE Freescale Semiconductor
SYSTEM BASIS CHI...
4,340
In-stock
Inquiry
MMPF0200NPAEP Freescale Semiconductor
POWER MANAGEMENT...
1,960
In-stock
Inquiry
MC33908NAE Freescale Semiconductor
SYSTEM BASIS CHI...
7,140
In-stock
Inquiry
MMPF0100F0ANES Freescale Semiconductor
POWER MANAGEMENT...
5,040
In-stock
Inquiry